UDL driver X11 support

Piotr Adamus <panpiotradamus <at> gmail.com>
2011-07-22 13:04:42 GMT

Hello all,
could I obtain information if udl driver support X11 for Displaylink
devices 1x0/1x5? I am planning to by perhaps UGA-2K-A and I would like
to be sure if it works under X11.
Thank you very much.
With kind regards.
Piotr.

Re: UDL driver X11 support

On Fri, Jul 22, 2011 at 03:04:42PM +0200, Piotr Adamus wrote:
> Hello all,
>
> could I obtain information if udl driver support X11 for Displaylink
> devices 1x0/1x5? I am planning to by perhaps UGA-2K-A and I would like
> to be sure if it works under X11.
Should work via xf86-video-wsfb.

Re: UDL driver X11 support

Michael <macallan1888 <at> gmail.com>
2011-07-22 20:18:22 GMT

Hello,
On Fri, 22 Jul 2011 13:41:15 +0000
"Jonathan A. Kollasch" <jakllsch <at> kollasch.net> wrote:
> On Fri, Jul 22, 2011 at 03:04:42PM +0200, Piotr Adamus wrote:
> > Hello all,
> >
> > could I obtain information if udl driver support X11 for Displaylink
> > devices 1x0/1x5? I am planning to by perhaps UGA-2K-A and I would like
> > to be sure if it works under X11.
>
> Should work via xf86-video-wsfb.
I doubt it. Wsfb can only work on framebuffers it can mmap.
have fun
Michael

Re: UDL driver X11 support

Izumi Tsutsui <tsutsui <at> ceres.dti.ne.jp>
2011-07-23 11:46:40 GMT

> did you all really see cvs log?
> there is a (part of) code for supporting X11, and it is commented out
> for now.
Hmm, probably I should have quoted log in my first post..
http://mail-index.NetBSD.org/source-changes/2009/11/30/msg003732.html
>> * ioctl() for X server support is currently commented out. ("notyet")
>> OpenBSD allows device depedent ioctl()s and they introduced
>> UDLIO_DAMAGE ioctl for the damage extension ops of X servers for udl(4).
>> Before blindly pulling such ioctl(), probably we should discuss
>> how such specific operations should be handled in MI wscons(4) API.
---
Izumi Tsutsui